lbry-desktop/ui/js/component/notice.js

import React from 'react';

export class Notice extends React.Component {
  static propTypes = {
    isError: React.PropTypes.bool,
  }

  static defaultProps = {
    isError: false,
  }

  render() {
    return (
      <section className={'notice ' + (this.props.isError ? 'notice--error ' : '') + (this.props.className || '')}>
        {this.props.children}
      </section>
    );
  }
}

export default Notice;